WO2019022279A1 - Appareil et procédé de mise en œuvre de réalité augmentée - Google Patents

Appareil et procédé de mise en œuvre de réalité augmentée Download PDF

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Publication number
WO2019022279A1
WO2019022279A1 PCT/KR2017/008235 KR2017008235W WO2019022279A1 WO 2019022279 A1 WO2019022279 A1 WO 2019022279A1 KR 2017008235 W KR2017008235 W KR 2017008235W WO 2019022279 A1 WO2019022279 A1 WO 2019022279A1
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Prior art keywords
augmented reality
attribute
real world
unit
identifier
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PCT/KR2017/008235
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English (en)
Korean (ko)
Inventor
김정빈
안상철
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주식회사 렛시
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Publication of WO2019022279A1 publication Critical patent/WO2019022279A1/fr

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
    • H04L9/40—Network security protocols
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T19/00—Manipulating 3D models or images for computer graphics
    • G06T19/006—Mixed reality
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F16/00—Information retrieval; Database structures therefor; File system structures therefor
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F16/00—Information retrieval; Database structures therefor; File system structures therefor
    • G06F16/30—Information retrieval; Database structures therefor; File system structures therefor of unstructured textual data
    • G06F16/36—Creation of semantic tools, e.g. ontology or thesauri
    • G06F16/367—Ontology
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F16/00—Information retrieval; Database structures therefor; File system structures therefor
    • G06F16/40—Information retrieval; Database structures therefor; File system structures therefor of multimedia data, e.g. slideshows comprising image and additional audio data
    • G06F16/44—Browsing; Visualisation therefor
    • G06F16/444—Spatial browsing, e.g. 2D maps, 3D or virtual spaces
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T15/00—3D [Three Dimensional] image rendering
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T15/00—3D [Three Dimensional] image rendering
    • G06T15/005—General purpose rendering architectures
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T19/00—Manipulating 3D models or images for computer graphics
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T7/00—Image analysis
    • G06T7/10—Segmentation; Edge detection
    • G06T7/11—Region-based segmentation

Definitions

  • the present invention relates to an apparatus and method for implementing an augmented reality. More particularly, to an apparatus and method for managing information on objects based on identifiers declared in an object in the real world and declaring identifiers of objects in the real world that the augmented reality works want to recognize.
  • Augmented Reality (AR) technology refers to a technique of superimposing virtual objects created by computer graphics on objects existing in the real world and providing them to users. Recently, augmented reality (AR) technology has been applied to endpoints such as smart phones and smart glasses It is a technology that is concentrated on research and development as it extends to devices.
  • augmented reality technologies have disclosed an individual identifier for a large number of objects existing in the real world, where the identifier refers to a trained image or a specific coordinate rather than a real world object itself . Therefore, even if objects of the same real world are declared in different augmented reality applications, common management can not be performed, and individual modifications are required.
  • the identifier is a declaration for a specific object in the real world, there is a problem that it is impossible to manage the object group in the real world having a common property.
  • a local coffee shop (AB) and a coffee shop (C) of a mutual coffee shop can access each individual identifier to enhance it, In this case, one identifier is not accessible.
  • the present invention is related to this.
  • Another object of the present invention is to provide an apparatus and method for realizing an augmented reality capable of declaring an identifier of an object in a real world to be recognized by an augmented reality work.
  • an apparatus for realizing an augmented reality includes a loading unit for loading an augmented reality work with an identifier, an object recognizing unit for recognizing an object in the real world, An attribute extracting unit for extracting a property from an object in the real world, a determination unit for determining whether an attribute of the object of the real world extracted by the attribute extracting unit matches the previously stored attribute information that is dependent on the identifier declared in the augmented reality work And an augmenting unit for augmenting the virtual object to the object of the real world through a method defined in the augmented reality work in accordance with a determination result of the attribute determining unit.
  • the loading unit may load the augmented reality work from an external device.
  • the augmented reality work may include an update unit that updates the identifier in a state where a work is loaded by the loading unit.
  • the attribute determination unit may further include an ontology unit in which data on the attribute information of the object in the real world and an identifier on the object in the real world are interconnected to form a database.
  • the attribute determination unit may further include an identifier management unit for matching data on attribute information of the object in the real world database stored in the ontology unit with an identifier declared in the augmented reality work have.
  • the attribute determination unit analyzes the identifier declared in the augmented reality work, and analyzes the range of the attribute information of the object in the real world database stored in the ontology unit, which is dependent on the analyzed identifier And an identifier analysis unit.
  • the augmented reality realization method includes the steps of loading an augmented reality work in which an augmented reality implementation apparatus declares an identifier, recognizing an object in the real world by the augmented reality implementation apparatus, Extracting an attribute from an object of the recognized real world; and a step of extracting an attribute of the object of the real world extracted by the attribute extracting unit from the attribute of the object of the augmented reality that matches the previously stored attribute information subordinate to the identifier
  • the augmented reality implementing device enhances the virtual object in the augmented reality work through a method defined in the augmented reality work according to the determination result of the attribute determining unit.
  • an apparatus for implementing augmented reality including a processor, a memory, and an object recognition unit for recognizing an object in the real world, Extracting an attribute from the object of the real world recognized by the object recognizing unit, extracting an attribute of the extracted object of the real world from attribute information pre-stored in the memory, which is dependent on the identifier declared in the augmented reality work, And augmenting the virtual object to the object in the real world through the method defined in the augmented reality work according to the determination result.
  • a virtual object can be augmented with respect to a plurality of objects in the real world having an attribute dependent on the identifier, so that an identifier for each augmented reality object is declared There is no need for authors to easily manage augmented reality works.
  • FIG. 1 is a diagram showing the overall configuration of an augmented reality implementing apparatus according to an embodiment of the present invention.
  • FIG. 2 is a diagram showing a state in which an object recognition unit implemented by a camera recognizes a car as a real world object.
  • FIG. 3 is a diagram showing a state in which an attribute extraction unit extracts attributes of a car based on FIG. 2;
  • FIG. 5 is a diagram showing a schematic diagram of a database held by the ontology section.
  • FIG. 6 is a diagram showing an exemplary schematic diagram in which a schematic diagram of the database shown in FIG. 5 is substituted into an object in the real world.
  • FIG. 7 is a diagram illustrating a screen enhanced by an apparatus for realizing an augmented reality according to an embodiment of the present invention.
  • FIG. 8 is a diagram illustrating a hardware configuration of an apparatus for realizing an augmented reality according to another embodiment of the present invention.
  • FIG. 9 is a flowchart illustrating exemplary steps of a method for implementing an augmented reality according to another embodiment of the present invention.
  • FIG. 1 is a diagram illustrating an overall configuration of an augmented reality implementing apparatus 100 according to an embodiment of the present invention.
  • the apparatus for realizing an augmented reality includes a loading unit 1, an object recognizing unit 10, an attribute extracting unit 20, an attribute determining unit 30 and an augmenting unit 40 do.
  • a loading unit 1 an object recognizing unit 10
  • an attribute extracting unit 20 an attribute determining unit 30
  • an augmenting unit 40 do an augmenting unit 40 do.
  • the object recognition unit 10 recognizes a real-world object.
  • the recognition is to recognize information that can be contributed in the extraction of the attribute by the attribute extracting unit 20 to be described later.
  • the recognition may indicate the attributes such as the size, color, material, (E.g., bar code, QR code, trademark, etc.) that can identify the physical object, appearance, and other real world objects. Therefore, the object recognition unit 10 may include a separate configuration for recognizing the respective attributes. For example, if the size of the real world object is to be recognized, If you need to recognize colors, you can include a camera with built-in color discrimination software, a camera with material discrimination software if you need to recognize the material of a real world object, and a weighing scale if you need to recognize the weight of a real world object .
  • the object recognition unit 10 may further include a configuration such as a converter (not shown) for converting the contents recognized by the camera or the balance into data, and the software built in the above- .
  • FIG. 2 shows a state where an object recognition unit 10 implemented by a camera recognizes a car as a real world object.
  • the object recognition unit 10 recognizes the size, color, will be.
  • the attribute extraction unit 20 extracts an attribute from an object in the real world recognized by the object recognition unit 10.
  • the object recognition unit 10 extracts attributes that can represent characteristics of an object in the real world from data obtained by recognizing an object in the real world. For example, as shown in FIG. 2, if the object recognition unit 10 recognizes an automobile, which is an object in the real world, the attribute extraction unit 20 determines how the specific size of the car is, What the specific size is, how the shape of the wheel is, how the car maker and the model name are, and so on.
  • an apparatus for realizing an augmented reality includes an object recognition unit 10 for recognizing an object in a real world, and a real-world object recognized by the object recognition unit 10
  • the object recognition unit 10 and the attribute extraction unit 20 may be implemented in a single configuration, as shown in FIG. It is possible. In this case, for example, the above-mentioned software may be implemented to perform not only conversion of data but also extraction of attributes.
  • the loading unit 1 calls up the augmented reality work in which one or more identifiers are declared and the attribute determining unit 30 determines the attribute of the object in the real world extracted by the attribute extracting unit 20 as an identifier It is judged whether or not it matches the previously stored attribute information.
  • the loading unit 1 may load the augmented reality work from an external device (not shown) or may call up the augmented reality work that the augmented reality implementing apparatus 100 itself has.
  • the augmented reality work can be implemented so that its contents can be updated, and the augmented reality implementing apparatus 100 can perform additional functions such as modification of an augmented reality work and reception of a new augmented reality work.
  • Augmented reality works can be regarded as a kind of manual that augments real world objects.
  • an augmented reality work may have an automobile declared as an identifier for an attribute that has four wheels, so that it can be used to augment the scene where the rain comes to the car, .
  • the identifier car may have various attributes associated with it.
  • the attributes for example, as mentioned above, not only the four-wheel attribute but also the attribute for the size such as the width, height and height, the attribute for the car maker and the model name can be associated, and the identifier is declared for each individual attribute .
  • an identifier declaration of a real world object will be described.
  • An identifier representing a real world object having the attribute " furniture " can be declared as follows.
  • An identifier representing a real world object having a property of " furniture " and having a weight of 100 Kg may be declared as follows.
  • the augmented reality work may declare a new identifier for a new attribute as well as an identifier declared for each attribute of the object.
  • an augmented reality work may not only be able to statically declare an identifier as previously described for an object in the real world, but also be able to change or update an identifier while the asset is loaded according to the business logic of the augmented reality asset Dynamic declaration is possible.
  • the attribute determining unit 30 determines whether the attribute of the object in the real world extracted by the attribute extracting unit 20 is identical to the attribute information dependent on the identifier declared in the augmented reality work.
  • the ontology unit 31 is a database in which data (attribute information, recognition information) for real-world object recognition and identifiers of objects in the real world are interconnected.
  • Ontology is a term related to computer science and is defined as a set of formal vocabularies describing the relationship between concepts and concepts belonging to a specific domain. Specifically, graphical vertices and vertices are used to represent objects in the real world. The vertices of graphs represent the objects in the real world, and the trunks between them represent the relationships between the objects in the real world ).
  • the constituent element of an ontology can be classified into a class, an instance, a relationship, and a property, and a class means a name given to an object or a concept. For example, “keyboard”, “monitor”, “car”, “love”, “sadness” and so on can all be seen as a class.
  • An instance refers to a substance or conceptual substance or an actual form of an event or the like.
  • "Samsung Sync Master Wide LCD Monitor”, "LG Electronics ST-500 Ultra Slim Keyboard” and "Mercedes-Benz CLS 350” can be seen as common instances. . That is, the same representation object can in some cases be a class, or in other cases an instance.
  • Attributes associate a particular value with a class or instance to indicate its specific nature and propensity. For example, you can define and associate an attribute such as hasSize to indicate that the "Samsung Sync Master Wide LCD monitor is 32". In general, attributes can identify most of the characteristics of objects in the real world.
  • Taxonomic Relation is a hierarchical representation of a broader concept and concrete concepts for classifying concepts of instances.
  • iSA Tuxonomic Relation
  • Non-Taxonomic Relation refers to a relationship that is not a taxonomic relation. For example, "cause a person to be healthy” is expressed as "cause”.
  • the ontology unit 31 stores data (recognition information and attribute information) for real-world object recognition and identifiers of objects in the real world in a database as shown in FIG.
  • the real objects A and C are connected to each other in relation to the identifier a, and the real object A is linked to the identifier b.
  • the real object A is recognized through the recognition data a and a '
  • the identifier b is linked with the real object B
  • the real object B is recognized through the recognition data b.
  • the identifiers a, b, and c are connected in relation to each other. An example of substituting this into a real world object is shown in Fig.
  • the identifier management unit 32 matches the attribute information (recognition information, recognition data) about the object in the real world, which is databaseed in the ontology unit 31, with an identifier declared in the augmented reality work.
  • the identifier management unit 32 stores the attribute information on the object in the real world, which is stored in the ontology unit 31, By matching the identifier declared in the work, the identifier analyzer 33, which will be described later, can determine whether or not the identifier coincides with the attribute within the attribute dependent on the identifier.
  • the identifier management unit 32 can add, delete and modify attribute information. Accordingly, it is possible to manage by adding, deleting and modifying the attribute information of the ontology section 31 without directly modifying the augmented reality work object to be recognized in the augmented reality work.
  • the identifier analyzing unit 33 analyzes the identifier declared in the augmented reality work and analyzes the attribute information of the object in the real world stored in the ontology unit 31, which is subordinate to the analyzed identifier.
  • the analysis of the identifiers extracts the scope of the declaration, such as whether the identifiers declared in the augmented reality work represent objects of the real world, what common attributes they have, and which objects in the real world satisfy certain conditions can see.
  • the identifier analysis unit 33 33 can be analyzed as a target of a 100 kg real world object having the attribute of furniture.
  • the attribute determination unit 30 included in the apparatus for realizing an augmented reality according to an exemplary embodiment of the present invention shown in FIG. 4 includes an identifier management unit 32 and an identifier analysis unit 33, And the present invention is also described on the basis thereof, the identifier management unit 32 and the identifier analysis unit 33 may be implemented in a single configuration. Furthermore, the ontology unit 31, the identifier management unit 32, and the identifier analysis unit 33 may all be implemented by software and executed by the attribute determination unit 30.
  • the enhancer 40 enhances the objects of the real world through the method defined in the augmented reality work according to the determination result of the attribute decider 30.
  • the attribute determination unit 30 determines that the attribute of the object in the real world extracted by the attribute extraction unit 20 matches the attribute information that is dependent on the identifier "automobile" If the real work has been predefined to enhance the screen that comes in contact with the object in the real world, it can be enhanced as shown in Fig.
  • the enhanced screen can be displayed by a separate display means (not shown) in the reinforcement unit 40 itself, and can be enhanced by the display means outside the augmented reality implementing apparatus 100 according to an embodiment of the present invention And transmit the displayed image.
  • augmented reality display device 100 can display an enhanced screen through a user terminal (not shown) such as a smart phone or the like.
  • the augmented reality realization apparatus 100 has been described above. According to the present invention, since an identifier is declared in an augmented reality work, a virtual object can be augmented with respect to a plurality of objects in a real world having an attribute dependent on the identifier, so that it is not necessary to declare an identifier for an augmented reality work for each real world object Authors can easily manage augmented reality works.
  • the present invention may be implemented by the augmented reality implementing apparatus 100 and a server (not shown).
  • the augmented reality implementing apparatus 100 includes a device processor and a device memory
  • the server may include a server processor and a server memory.
  • the device processor of the augmented reality realization device 100 calls up the augmented reality asset in which the at least one identifier is declared and stores it in the device memory.
  • the attributes of the object augmented reality object recognized by the object recognition part And to transmit the extracted attributes of the object of the real world to the server (not shown).
  • the server processor of the server performs a step of determining whether the attribute of the received real world object matches the property information stored in the server memory dependent on the identifier declared in the augmented reality work, To an augmented reality implementation device.
  • the device processor of the augmented reality implementing apparatus 100 may be configured to perform a step of augmenting a virtual object to an object in the real world through a method defined in the augmented reality work according to a result of the determination.
  • the server processor of the server may be configured to transmit attribute information dependent on the identifier to the augmented reality implementing apparatus when the attribute information pre-stored in the server memory subordinate to the identifier is smaller than a predetermined number
  • the augmented reality implementing apparatus 100 may store attribute information dependent on the transmitted identifier in the device memory, and in this case, the device processor stores the attribute of the extracted real world object in attribute information dependent on the identifier stored in the device memory And the step of determining whether or not it is coincident with the step of FIG.
  • the apparatus for realizing an augmented reality includes a processor 11, a memory 12, an object recognition unit 13 for recognizing an object in the real world, And may be implemented as an augmented reality implementing apparatus 200 including a system bus 14.
  • the processor 11 extracts an attribute from a real-world object recognized by the object recognizing unit 13, extracts an attribute of the extracted real-world object from the attribute of the extracted real- Determining whether the attribute information matches the attribute information stored in the memory 12, and augmenting the virtual object to the object in the real world through a method defined in the augmented reality work according to a result of the determination have.
  • the apparatus for realizing an augmented reality may be implemented by a method for implementing augmented reality according to the flowchart shown in Fig.
  • the object recognizing unit 10 recognizes the object in the real world (S910), and the attribute extracting unit 20 extracts the attribute from the object of the real world recognized by the object recognizing unit 10 S920), the attribute determining unit 30 determines whether the attribute of the real world object extracted by the attribute extracting unit 20 matches the attribute information that is dependent on the identifier declared in the augmented reality work (S930) And the enhancer 40 may enhance the virtual object in the augmented reality work through a method defined in the augmented reality work according to the determination result of the attribute determiner in operation S940.

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Abstract

La présente invention concerne, selon un mode de réalisation, un appareil destiné à mettre en œuvre une réalité augmentée, comprenant : une unité de chargement pour charger un travail écrit en réalité augmentée dans lequel un identifiant est déclaré ; une unité de reconnaissance d'objet pour reconnaître un objet du monde réel ; une unité d'extraction de propriété pour extraire une propriété de l'objet du monde réel reconnu par l'unité de reconnaissance d'objet ; une unité de détermination de propriété pour déterminer si la propriété, qui est extraite par l'unité d'extraction de propriété, de l'objet du monde réel correspond à des informations de propriété pré-stockées qui sont subordonnées à l'identifiant déclaré dans le travail écrit en réalité augmentée ; et une unité d'augmentation pour augmenter, selon un résultat déterminé de l'unité de détermination de propriété, un objet virtuel sur l'objet du monde réel par l'intermédiaire d'un procédé prédéfini dans le travail écrit en réalité augmentée.
PCT/KR2017/008235 2017-07-28 2017-07-31 Appareil et procédé de mise en œuvre de réalité augmentée WO2019022279A1 (fr)

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